Plato, Epinomis 981d

μὲν τιθῶμεν τὸ πρῶτον ἡμῖν ἕν, πάντας μὲν ἀνθρώπους, πάντα δὲ ὅσα πολύποδα καὶ ἄποδα, καὶ ὅσα πορεύσιμα καὶ ὅσα μόνιμα, διειλημμένα ῥίζαις· τὸ δὲ ἓν αὐτοῦ τόδε νομίζειν δεῖ, ὡς πάντα μὲν ἐξ ἁπάντων ταῦτʼ ἔστιν τῶν γενῶν, τὸ δὲ πολὺ τούτου γῆς ἐστιν καὶ τῆς στερεμνίας φύσεως. ἄλλο δὲ χρὴ ζῴου γένος θεῖναι δεύτερον γιγνόμενον ἅμα καὶ δυνατὸν ὁρᾶσθαι· τὸ γὰρ πλεῖστον πυρὸς ἔχει, ἔχει μὴν γῆς

Let us take as earthy our first single element—all men, all things that have many feet or none, and those that move along and that stay still, held in place by roots; but we must conceive its unity thus, though all these things are the outcome of all kinds, yet for the most part it is of earth and of solid nature. And another kind of creature we must regard as second in birth as well as one that can be seen: for its greatest part is of fire, though it has some earth and